U.S. federal trademark · Serial No. 75081969
computerized electronic access control systems comprised of field controllers consisting of door interfaces, elevator interfaces and input/output interfaces, namely, electronic boards, power supplies, key/card readers, electronic controlled door and window locks, electronically actuated alarms, door alarm contacts, window alarm contacts, passive infrared detectors, electric strikes, duress button, and floor alarm contacts
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.